Theorems · Theorem · commutative algebra

TruncatedWittVector.truncate_truncate

∀ {p : ℕ} {R : Type u_1} [inst : CommRing R] [inst_1 : Fact (Nat.Prime p)] {n₁ n₂ n₃ : ℕ} (h1 : n₁ ≤ n₂) (h2 : n₂ ≤ n₃)
  (x : TruncatedWittVector p n₃ R),
  (TruncatedWittVector.truncate h1) ((TruncatedWittVector.truncate h2) x) = (TruncatedWittVector.truncate ⋯) x

Defined in

Mathlib.RingTheory.WittVector.Truncated

Cited by

1 results in Mathlib

Foundations

Depth 120 from the axioms · uses propext, Classical.choice, Quot.sound

Assumes

CommRingFact